MINEBK00804

• County: Boulder
• Volume: 12
• Document: Inspectr
• Suffix: A

Csah - 6. -
~IhI`n0 & 1dI NE 1dETHODS-Contin.
Chutes are loaded by hand 'and gravity. Underground tram-
wing is dbne'by hand with steel buckets and wood trollies on a
trackage oY 18" gunge ann 8~ T rails. There is no water to eon-
' tend with. The ventilation is natural anti snzioient and no noz-
id ions ~asea are met with. The sanitary conditions arc good and
ali old'timber8 have been removed Yrom underground. Candies are
need Yor lighting undtlrgruund.
S T A T I S T I C S.
Gross tonnage not available.
Average tonnage per month, none. '
Average assay value of ore per ton, $;i0.
Coat per tou mining or ore, y'12.o0.
Coat per ton transporting smelting ore, $2.2b.
Cent per ton truntment o3 nmelting ore, ,~/.
Coat par ton treatment oY millin- orv, j2.2o.
Coat of Yuel,
" " steel,
u u powder,
y oil,
" " timber,
" tranepor
$7.2b per tea. Aver. cost per mos., $29b.
.i0 " lb. " " " lb.
L14 u u u u u u ~ 7b.
.bb " gal. " " " " 10.
by/ per Yt. Yor atolls; 11~~ Sor lagging.
Ling supplies to wino inoludod in above.
Yotal number of Yont in ehaYts, 640. Coat per Yt.,~'14.ti0.
r N N u ^ levels, 750. ^ N " 10.00.
• ^ ^ " " " OrOtla-Unto, 100. " u " 12.00.
" " upsaltlatl, 300. " ^ --.
" " .. derelvpmnnt, 1,'IbU.
Man employed;
2 ~daohine Irrilimen,
1 Timbormea,
2 Tram,era,
2 Lngineortl.
1 blaokemith,
;S4.W zor b hvur nhizt.
3.~ w w w r
3~b0 r N N ..
Q,.~ N N M y
;5~~ N r r r
III